The Gainward GeForce RTX 2080 Phantom has 2944 shader units and these clock a maximum of 1.74 GHz which results in an FP32 computing power of 10.25 TFLOPS.
The Gainward GeForce RTX 2080 Phantom is equipped with a graphics chip of the Turing architecture, which has 46 streaming multiprocessors.
The graphics card GALAX GeForce GTX 1660 Super is based on the Turing architecture and is equipped with 22 execution units.
Memory
Memory
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
Memory Size
8 GB
6 GB
Memory Type
GDDR6
GDDR6
Memory Clock
1.750 GHz
1.750 GHz
Memory Speed
14.0 Gbps
14.0 Gbps
Memory bandwidth
448 GB/s
336 GB/s
Memory Interface
256 bit
192 bit
More information
The Gainward GeForce RTX 2080 Phantom is equipped with a 8 GB large GDDR6 graphics memory, which is equipped with 1.750 GHz clocks.
The GALAX GeForce GTX 1660 Super has a 6 GB large GDDR6 graphics memory and the memory clock is 1.750GHz.
Clock Speeds
Clock Speeds
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
Base Clock
1.515 GHz
1.530 GHz
Boost Clock
1.740 GHz
1.785 GHz
Avg (Game) Clock
1.71 GHz
--
Overclocking
Yes
Yes
More information
The Gainward GeForce RTX 2080 Phantom has a turbo clock of 1.740 GHz. The turbo frequency of the GALAX GeForce GTX 1660 Super is 1.785 GHz.
Thermal Design
Thermal Design
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
TDP
215 W
125 W
Tjunction max
88 °C
93 °C
PCIe-Power
2 x 8-Pin
1 x 8-Pin
More information
The Gainward GeForce RTX 2080 Phantom has 2 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 88 °C.
The GALAX GeForce GTX 1660 Super is equipped with a 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 93 °C.
Cooler & Fans
Cooler & Fans
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
Fan-Type
Axial
Radial
Fan 1
3 x 90 mm
1 x 75 mm
Cooler-Type
Air cooling
Air cooling
More information
The graphics processor and graphics memory of the Gainward GeForce RTX 2080 Phantom are cooled with a Air cooling.
The GALAX GeForce GTX 1660 Super is cooled by a Air cooling.
Connectivity
Connectivity
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
Max. Displays
4
3
HDCP
2.2
2.2
HDMI
1x HDMI 2.0b
1x HDMI 2.0b
DisplayPort
3x DP 1.4a
3x DP 1.4
USB-C
1
--
More information
The Gainward GeForce RTX 2080 Phantom supports the downward compatible copy protection HDCP in version 2.2.
The GALAX GeForce GTX 1660 Super supports HDCP in version 2.2 and all previous versions.
Featureset
Featureset
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
Max. resolution
7680x4320
7680x4320
DirectX
12_2 (Ultimate)
12_1
Raytracing
Yes
No
DLSS / FSR
Yes
Yes
LED
Addressable LED
No LED lighting
More information
The Gainward GeForce RTX 2080 Phantom supports the DirectX standard from Microsoft in version 12_2 (Ultimate).
The GALAX GeForce GTX 1660 Super supports Microsoft's DirectX version 12_1.
Supported Video Codecs
Supported Video Codecs
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
h264
Decode / Encode
Decode / Encode
h265 / HEVC
Decode / Encode
Decode / Encode
VP8
Decode
Decode
VP9
Decode
Decode
AV1
No
No
More information
This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.
Dimensions
Dimensions
Gainward GeForce RTX 2080 Phantom
GALAX GeForce GTX 1660 Super
Length
292 mm
281 mm
Height
130 mm
124 mm
Width
--
41 mm
Width (Slots)
3 Slots
2 Slots
SFF-Ready
No
No
More information
The Gainward GeForce RTX 2080 Phantom is -- wide and therefore needs the space of 2 PCIe-Slots in the case.
The width of the GALAX GeForce GTX 1660 Super is -- and thus requires the space of 2 PCIe-Slots in the PC case.
3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.
Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.
The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.
Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.
The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.
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